Home / 2,077,264.80-3,113,564.40-878,983.20

Finding the Fourth Proportional to 2,077,264.80, 3,113,564.40 and 878,983.20

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Solution

The fourth proportional to 2,077,264.80, 3,113,564.40 and 878,983.20 is: 1,317,487.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,264.80 : 3,113,564.40 = 878,983.20 : x
  2. Step 2: Convert to fraction form
    2,077,264.80/3,113,564.40 = 878,983.20/x
  3. Step 3: Cross multiply
    2,077,264.80x = 3,113,564.40 × 878,983.20
  4. Step 4: Simplify right side
    2,077,264.80x = 2,736,770,799,718.08
  5. Step 5: Solve for x
    x = 2,736,770,799,718.08/2,077,264.80
  6. Step 6: Final answer
    x = 1,317,487.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.